body { margin: 0; font-family: sans-serif; background: #fff8f0; color: #333; }
main { max-width: 480px; margin: 0 auto; padding: 24px 16px; }
h1 { color: #f6821f; font-size: 1.4rem; }
button { padding: 12px 20px; font-size: 1rem; border: 0; border-radius: 8px; background: #f6821f; color: #fff; }